Domain knowledge,

Domain knowledge, a specific expert knowledge valid for a pre-selected area of activity, such as surgery

Domain specificity, a theoretical position arguing that many aspects of cognition are supported by specialized learning devices

Domain wall, a term used in physics which can have one of two distinct but similar meanings in either magnetism or string theory

Magnetic domain, a region within a magnetic material which has uniform magnetization

Protein domain, a part of a protein that can exist independently of the rest of the protein chain

[edit] Information technology

• Administrative domain, a service provider holding a security repository permitting to easily authenticate and authorize clients with credentials
• Application domain, the kinds of purposes for which users use a software system
• Broadcast domain, in computer networking, a group of special purpose addresses to receive network announcements
• Clock domain crossing, when a signal crosses from one clock domain into another
• CLR application domain, a mechanism for separating executed applications (similar to a process)
• Collision domain, a physical network segment that is a shared medium where data packets can "collide" with one another
• Data domain, in database theory, a set of all permitted values
• Domain (software engineering), a field of study that defines a set of common requirements, terminology, and functionality for any software program constructed to solve a problem in that field
• Domain analysis, the process of analyzing related software systems in a domain to find their common and variable parts
• Domain-driven design, an approach to the design of software
• Domain engineering, the reusing of domain knowledge in the production of new software
• Domain model, a conceptual model of a system that describes the various entities involved and their relationships
• Domain name, a common network name under which a collection of network devices are organized (e.g., example.com)
  • Domain hack, a domain name that combines domain levels to spell out the full "name" or title of the domain
  • Domain information groper a tool that queries DNS servers for any desired DNS records
  • Domain name registrar, an organization that manages the reservation of Internet domain names in one or more domains
  • Domain name registry, a database of all domain names registered in a top-level domain
  • Domain Name System (DNS), an hierarchical naming system for computers or any resource connected to the Internet
  • Domain privacy, a service that replaces the user's information in the WHOIS directory with the information of a forwarding service
  • Second-level domain, a domain that is directly below a top-level domain
  • Top-level domain one of the domains at the highest level in the hierarchical Domain Name System of the Internet

• Domain-specific language, a programming language or specification language dedicated to a particular problem domain
• Domain-specific modeling, a software engineering methodology that uses a graphical domain-specific language
• Domain/OS, a workstation operating system
• Full Domain Hash, an RSA-based signature scheme that follows the hash-and-sign paradigm
• Windows Server domain, a centrally-managed group of computers using the Windows operating-system
  • Domain controller a server that responds to security authentication requests within the Windows Server domain
  • Backup Domain Controller, a Windows NT 4 server that has a backup copy of the user accounts database
  • Primary Domain Controller, a pre-Windows 2000 NT server with the master copy of the user accounts database